diff --git a/AirFighter/AirFighter/CollectionGenericObjects/StorageCollection.cs b/AirFighter/AirFighter/CollectionGenericObjects/StorageCollection.cs
index 9fc86d9..bccdbd7 100644
--- a/AirFighter/AirFighter/CollectionGenericObjects/StorageCollection.cs
+++ b/AirFighter/AirFighter/CollectionGenericObjects/StorageCollection.cs
@@ -106,41 +106,39 @@ public class StorageCollection<T>
             File.Delete(filename);
         }
 
-        StringBuilder sb = new();
-
-        sb.Append(_collectionKey);
-        foreach (KeyValuePair<string, ICollectionGenericObjects<T>> value in _storages)
+        using (StreamWriter writer = new StreamWriter(filename))
         {
-            sb.Append(Environment.NewLine);
-            // не сохраняем пустые коллекции
-            if (value.Value.Count == 0)
+            writer.Write(_collectionKey);
+            foreach (KeyValuePair<string, ICollectionGenericObjects<T>> value in _storages)
             {
-                continue;
-            }
-
-            sb.Append(value.Key);
-            sb.Append(_separatorForKeyValue);
-            sb.Append(value.Value.GetCollectionType);
-            sb.Append(_separatorForKeyValue);
-            sb.Append(value.Value.MaxCount);
-            sb.Append(_separatorForKeyValue);
-
-            foreach (T? item in value.Value.GetItems())
-            {
-                string data = item?.GetDataForSave() ?? string.Empty;
-                if (string.IsNullOrEmpty(data))
+                StringBuilder sb = new();
+                sb.Append(Environment.NewLine);
+                // не сохраняем пустые коллекции
+                if (value.Value.Count == 0)
                 {
                     continue;
                 }
-
-                sb.Append(data);
-                sb.Append(_separatorItems);
+                sb.Append(value.Key);
+                sb.Append(_separatorForKeyValue);
+                sb.Append(value.Value.GetCollectionType);
+                sb.Append(_separatorForKeyValue);
+                sb.Append(value.Value.MaxCount);
+                sb.Append(_separatorForKeyValue);
+                foreach (T? item in value.Value.GetItems())
+                {
+                    string data = item?.GetDataForSave() ?? string.Empty;
+                    if (string.IsNullOrEmpty(data))
+                    {
+                        continue;
+                    }
+                    sb.Append(data);
+                    sb.Append(_separatorItems);
+                }
+                writer.Write(sb);
             }
+
         }
 
-        using FileStream fs = new(filename, FileMode.Create);
-        byte[] info = new UTF8Encoding(true).GetBytes(sb.ToString());
-        fs.Write(info, 0, info.Length);
         return true;
     }
 
@@ -155,64 +153,53 @@ public class StorageCollection<T>
         {
             return false;
         }
-
-        string bufferTextFromFile = "";
-        using (FileStream fs = new(filename, FileMode.Open))
+        using (StreamReader fs = File.OpenText(filename))
         {
-            byte[] b = new byte[fs.Length];
-            UTF8Encoding temp = new(true);
-            while (fs.Read(b, 0, b.Length) > 0)
-            {
-                bufferTextFromFile += temp.GetString(b);
-            }
-        }
-
-        string[] strs = bufferTextFromFile.Split(new char[] { '\n', '\r' }, StringSplitOptions.RemoveEmptyEntries);
-        if (strs == null || strs.Length == 0)
-        {
-            return false;
-        }
-
-        if (!strs[0].Equals(_collectionKey))
-        {
-            //если нет такой записи, то это не те данные
-            return false;
-        }
-
-        _storages.Clear();
-        foreach (string data in strs)
-        {
-            string[] record = data.Split(_separatorForKeyValue, StringSplitOptions.RemoveEmptyEntries);
-            if (record.Length != 4)
-            {
-                continue;
-            }
-
-            CollectionType collectionType = (CollectionType)Enum.Parse(typeof(CollectionType), record[1]);
-            ICollectionGenericObjects<T>? collection = StorageCollection<T>.CreateCollection(collectionType);
-            if (collection == null)
+            string str = fs.ReadLine();
+            if (str == null || str.Length == 0)
             {
                 return false;
             }
-
-            collection.MaxCount = Convert.ToInt32(record[2]);
-
-            string[] set = record[3].Split(_separatorItems, StringSplitOptions.RemoveEmptyEntries);
-            foreach (string elem in set)
+            if (!str.StartsWith(_collectionKey))
             {
-                if (elem?.CreateDrawningMilitaryAircraft() is T militaryAircraft)
+                return false;
+            }
+            _storages.Clear();
+            string strs = "";
+            while ((strs = fs.ReadLine()) != null)
+            {
+                //по идее этого произойти не должно
+                //if (strs == null)
+                //{
+                //    return false;
+                //}
+                string[] record = strs.Split(_separatorForKeyValue, StringSplitOptions.RemoveEmptyEntries);
+                if (record.Length != 4)
                 {
-                    if (!collection.Insert(militaryAircraft))
+                    continue;
+                }
+                CollectionType collectionType = (CollectionType)Enum.Parse(typeof(CollectionType), record[1]);
+                ICollectionGenericObjects<T>? collection = StorageCollection<T>.CreateCollection(collectionType);
+                if (collection == null)
+                {
+                    return false;
+                }
+                collection.MaxCount = Convert.ToInt32(record[2]);
+                string[] set = record[3].Split(_separatorItems, StringSplitOptions.RemoveEmptyEntries);
+                foreach (string elem in set)
+                {
+                    if (elem?.CreateDrawningMilitaryAircraft() is T militaryAircraft)
                     {
-                        return false;
+                        if (collection.Insert(militaryAircraft) == -1)
+                        {
+                            return false;
+                        }
                     }
                 }
+                _storages.Add(record[0], collection);
             }
-
-            _storages.Add(record[0], collection);
+            return true;
         }
-
-        return true;
     }
 
     /// <summary>
diff --git a/AirFighter/AirFighter/FormMilitaryAircraftCollection.cs b/AirFighter/AirFighter/FormMilitaryAircraftCollection.cs
index 8a16875..760c7b2 100644
--- a/AirFighter/AirFighter/FormMilitaryAircraftCollection.cs
+++ b/AirFighter/AirFighter/FormMilitaryAircraftCollection.cs
@@ -259,6 +259,7 @@ public partial class FormMilitaryAircraftCollection : Form
             if (_storageCollection.LoadData(openFileDialog.FileName))
             {
                 MessageBox.Show("Загрузка прошла успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                 RerfreshListBoxItems();
             }
             else
             {
diff --git a/AirFighter/AirFighter/FormMilitaryAircraftConfig.cs b/AirFighter/AirFighter/FormMilitaryAircraftConfig.cs
index 9653392..4e319a6 100644
--- a/AirFighter/AirFighter/FormMilitaryAircraftConfig.cs
+++ b/AirFighter/AirFighter/FormMilitaryAircraftConfig.cs
@@ -41,7 +41,14 @@ public partial class FormMilitaryAircraftConfig : Form
     /// <param name="militaryAircraftDelegate"></param>
     public void AddEvent(Action<DrawningMilitaryAircraft> militaryAircraftDelegate)
     {
-        MilitaryAircraftDelegate += militaryAircraftDelegate;
+        if (MilitaryAircraftDelegate != null)
+        {
+            MilitaryAircraftDelegate = militaryAircraftDelegate;
+        }
+        else
+        {
+            MilitaryAircraftDelegate += militaryAircraftDelegate;
+        }
     }
 
     /// <summary>